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A further furoquinoline base found in Flindersia rnaculosa and also in various species of Eriosternon, the alkaloid yields colourless crystals from EtOH. No salts or derivatives have been prepared.

Maculosidine is a furoquinoline alkaloid that can be isolated from Balfourodendron riedelianum. Maculosidine inhibits ATP synthesis, basal, phosphorylating and uncoupled electron transport in plants. Maculosidine inhibits Hill reaction on spinach chloroplasts[1].

ChEBI: Maculosidine is an oxacycle, an organonitrogen heterocyclic compound and an organic heterotricyclic compound.

Brown et a!., Austral. 1. Chern., 7, 181 (1954) Duffield, Jefferies, Lucich., ibid, 15,812 (1962) Duffield, Jefferies, Lucich., ibid, 16, 123 (1963) Duffield et al., Tetrahedron, 19,593 (1963) Govindachari, Prabhakar.,Ind. 1. Chern., 1, 17 (1963)